Castle Rock Zip Code

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Castle Rock, Colorado is a vibrant and rapidly growing community nestled in Douglas County, with a unique geographical and demographic profile that makes its zip codes particularly interesting. As of 2024, the town boasts three primary zip codes: 80104, 80108, and 80109, each serving different neighborhoods and areas within this dynamic municipality.

Understanding Castle Rock's Zip Code Landscape

Zip Code Key Characteristics Estimated Population Coverage
80104 Downtown and central Castle Rock area Approximately 35% of town population
80108 Northern and western neighborhoods Approximately 40% of town population
80109 Southern and eastern regions Approximately 25% of town population

Demographic Insights for Castle Rock Zip Codes

The town’s zip codes reflect a diverse and growing community. As of 2024, Castle Rock has a total population of 83,213, representing a significant 13.7% growth since the 2020 census. The zip codes encompass various neighborhoods, each with its unique characteristics:

Population Distribution

  • Downtown (80104): Primarily mixed-use areas with a blend of residential and commercial spaces
  • Northern Regions (80108): Includes neighborhoods like The Meadows and Castle Pines Village
  • Southern Regions (80109): More suburban and developing residential areas

Economic Landscape Across Zip Codes

Each zip code in Castle Rock offers distinct economic opportunities:

Zip Code Median Household Income Primary Employment Sectors
80104 $139,427 Professional Services, Retail
80108 $145,000 Healthcare, Technical Services
80109 $137,500 Management, Financial Operations

Residential Characteristics

The zip codes of Castle Rock showcase remarkable residential diversity:

  • Housing Density: Approximately 2,394 people per square mile
  • Median Property Value: $695,900
  • Median Age of Residents: 38.4 years
  • Educational Attainment:
    • 96.1% high school graduates
    • 57% with bachelor’s degree or higher

🏡 Note: Zip codes in Castle Rock are more than just postal designations—they represent unique community ecosystems with distinct characteristics and opportunities.


The zip codes of Castle Rock reflect a thriving, dynamic community with robust growth, strong economic indicators, and a high quality of life. Whether you’re considering moving to the area or simply curious about this Colorado gem, understanding its zip code landscape provides valuable insights into its character and potential.





How do I determine which zip code I’m in within Castle Rock?

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Check your specific street address with the local post office or use online zip code lookup tools that can pinpoint your exact location within Castle Rock.






Are all zip codes in Castle Rock residential?

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No, the zip codes include a mix of residential, commercial, and mixed-use areas, reflecting the town’s diverse urban landscape.






Do the zip codes affect property values?

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While zip codes can influence property values due to neighborhood characteristics, individual property attributes play a more significant role in determining market value.